From: Liu Bo <liubo2009@cn.fujitsu.com>
Date: Thu, 8 Dec 2011 01:08:40 +0000 (-0500)
Subject: Btrfs: drop spin lock when memory alloc fails
X-Git-Tag: v3.2-rc5~28^2
X-Git-Url: http://git.openpandora.org/cgi-bin/gitweb.cgi?a=commitdiff_plain;h=1cf4ffdb3289624a6462c94f2ce05545b32ef736;p=pandora-kernel.git

Btrfs: drop spin lock when memory alloc fails

Drop spin lock in convert_extent_bit() when memory alloc fails,
otherwise, it will be a deadlock.

Signed-off-by: Liu Bo <liubo2009@cn.fujitsu.com>
Signed-off-by: Chris Mason <chris.mason@oracle.com>
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